Home / 40,738.17-61,104.98-11,153.84

Finding the Fourth Proportional to 40,738.17, 61,104.98 and 11,153.84

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Solution

The fourth proportional to 40,738.17, 61,104.98 and 11,153.84 is: 16,730.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,738.17 : 61,104.98 = 11,153.84 : x
  2. Step 2: Convert to fraction form
    40,738.17/61,104.98 = 11,153.84/x
  3. Step 3: Cross multiply
    40,738.17x = 61,104.98 × 11,153.84
  4. Step 4: Simplify right side
    40,738.17x = 681,554,892.48
  5. Step 5: Solve for x
    x = 681,554,892.48/40,738.17
  6. Step 6: Final answer
    x = 16,730.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.